<!DOCTYPE html>
<html xmlns:th="http://www.thymeleaf.org">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
<div  th:fragment="copy" >
  <h2>商品分类</h2>
  <dl th:each="big : ${session.cateMap['bigs']}">
    <dt  th:text="${big.epcName}">图书音像</dt>
    <dd  th:each="small : ${session.cateMap['smalls']}" th:if="${big.epcId==small.epcParentId}">
      <a th:href="@{/product_category/detail(epcId=${small.epcId})}" th:text="${small.epcName}">图书</a>
    </dd>
  </dl>
</div>

</body>
</html>